| Farm | Music treatment | Farm location | |
|---|---|---|---|
| Control (No. birds/flock) | Music enrichment (No. birds/flock) | ||
| Farm A | 22,560 | 22,680 | Jin-Chun, Chung-Buk |
| Farm B | 15,840 | 4,880 | Bo-Eun, Chung-Buk |
| Farm C | 7,410 | 7,410 | Chung-Ju, Chung-Buk |
| Farm C | 13,800 | 7,200 | Chung-Ju, Chung-Buk |
| Farm B | 14,880 | 5,040 | Bo-Eun, Chung-Buk |
| Farm D | 26,730 | 10,040 | Kong-Ju, Chung-Chong |
| Farm A | 21,770 | 21,680 | Jin-Chun, Chung-Buk |
| Total | 122,990 | 78,930 | |